GOST 31457-2012

Low-voltage surge protective devices. Part 32. Surge protective devices connected to the d.c. side of photovoltaic installations. Selection and application principles

Gush and injection well equipment. Typical schemes, basis parameter and technical construct requirement

Eiectromagnetic compatibility (EMC). Part 3-2. Limits. Limits for harmonic current emissions (equipment input curret <= 16 A per phase)

Aluminium and wrought aluminium alloys. Grades

Information technologies. Telecommunications management network. Enhanced Telecom Operations Map (eTOM). Process decompositions and descriptions. Operations. Service management and operations. eTOM level 3 processes. Process 1.1.2.5 - Service and specific instance rating

Information technology. Learning, education and training. Metadata for learning resources. Part 3. Basic application profile